Home / 5,070.43-6,994.64-3,391.91

Finding the Fourth Proportional to 5,070.43, 6,994.64 and 3,391.91

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Solution

The fourth proportional to 5,070.43, 6,994.64 and 3,391.91 is: 4,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.43 : 6,994.64 = 3,391.91 : x
  2. Step 2: Convert to fraction form
    5,070.43/6,994.64 = 3,391.91/x
  3. Step 3: Cross multiply
    5,070.43x = 6,994.64 × 3,391.91
  4. Step 4: Simplify right side
    5,070.43x = 23,725,137.43
  5. Step 5: Solve for x
    x = 23,725,137.43/5,070.43
  6. Step 6: Final answer
    x = 4,679.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.